What is the construction and purpose of air conditioning and heating systems?

Air conditioning and heating systems are systems responsible for regulating temperature, humidity, and air circulation in the vehicle cabin. They consist of cooling and heating parts, and their elements are located both in the engine compartment and under the dashboard. A typical set includes, among others, a compressor, condenser, evaporator, heater core, blower, and control modules.

What are air conditioning and heating systems used for?

Air conditioning and heating systems are used to maintain appropriate conditions inside the car throughout the year. They are responsible for cooling in summer, heating in winter, and dehumidifying the air when defrosting windows. Their efficiency also affects driver comfort, visibility, and the correct operation of automatic airflow control.

What is the construction and function of the blower module?

The blower module is a set of ducts, flaps, actuators, and housings through which air enters the cabin. It is used to direct the stream to the windshield, feet, or the central zone and to mix warm and cool air. Depending on the version, it works with actuator motors, temperature sensors, and the control panel.

How to select a part for a specific car?

When selecting, it is best to compare the OEM number, engine version, A/C type, and the layout of mounts and connectors. In many cases, the pre-facelift or post-facelift version, the type of control panel, and the presence of additional sensors also matter. A safe solution is to verify the part by VIN or by the number of the removed element.

What symptoms indicate a problem with the air conditioning or heating system?

Typical symptoms include poor cooling, lack of heating, fogging windows, uneven blower operation, and unusual noises after turning on the air conditioning. In practice, the cause may be a leak in the lines, a worn compressor, a damaged control panel, or a faulty flap motor. It is also worth checking the cabin filter and the patency of the condensate drain.

What to pay attention to before installing a used HVAC component?

Before installation, it is worth comparing the condition of the housing, the completeness of ports, mounts, and electrical plugs, and the compliance of catalog numbers. For parts such as a compressor, evaporator, or heater core, it is also important to check for leaks and signs of previous repairs. A well-chosen element reduces the risk of re-removal and facilitates proper fitting with the rest of the system.

Air conditioning and heating installations

At Global Parts, we offer a wide selection of original used car parts, including air conditioning and heating parts for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our air conditioning and heating parts undergoes quality control to ensure you receive a top-quality product.

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BMW 1 3 Series F20 F30 Air Conditioning Evaporator Temperature Sensor 9238084

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Citroen Relay III 35L Air Conditioning A/C Pipe Hose Line Diesel 46861282

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Ford Transit Mk8 Air Conditioning Compressor Pump KK31-19D629-CA

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Audi A8 D4 Air Conditioning Compressor A/C Coolant Pump 3.0 TDI 4H0260805E

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Mercedes A-Class W168 Centre Console Air Duct Cover Vent Left N/S A1688310760

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BMW 1 3 Series E81 E87 E90 E91 E92 Air Conditioning Control Switch 9286618

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Audi A3 8V Air Conditioning Refrigerant Hose Compressor Line 5Q0816721AG

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Mercedes-Benz A B Class W169 W245 Air Duct Plastic Pipe Left N/S A1698310246

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Mercedes-Benz CL S Class C215 W220 Air Duct Plastic Pipe Right O/S A2208310446

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Mercedes W204 C207 W212 C218 A/C Air Conditioning Compressor Pump A0032308811

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Air Conditioning Saab 9-3 Air Con Compressor A/C Pump P12770420

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BMW 5 Series E60 E60N E61 LCI Front Bumper Air Duct Trim Left N/S 7897175

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Audi A4 B9 Emergency Call SOS Panic Roof Cover 4KE035282A

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BMW X5 Series E53 Air Duct Ornamental Grille Left N/S Trim 51717123351 7123351

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Part no. 93BB-10K936-AA

Ford Mondeo Mk4 Ambient Outside Air Temperature Sensor 93BB-10K936-AA

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Part no. rhd-6927613-1

BMW Z4 E85 E86 1 Air Conditioning Heater Evaporator 6927613

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Part no. A1562030164

Mercedes W204 W212 M156 Heater Water Coolant Control Unit Valve A1562030164

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Part no. 6901781

BMW E65 E66 A/C Air Con Conditioning Compressor Pump 6901781

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Air Conditioning Compressor Mercedes W177 W247 Air Con A/C Pump A0008304202

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Part no. 1K0820741CN

Volkswagen Golf Mk6 Audi A3 8P Air Conditioning Pipe Hose Line A/C 1K0820741CN

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Part no. 4B0907659A-1

Audi A3 8P 2.0 TDI BMN Heater A/C Air Condition Air Quality Sensor 4B0907659A

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BMW F45 B38X Hybrid Auxiliary Electrical Coolant Water Heater 9371799

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Part no. 3B0820803C

Volkswagen Touareg 7L A/C Air Con Compressor Pump 3.2 Petrol 3B0820803C

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Part no. 9334607

Mini Countryman F60 Climate Control Panel Heater Air Con A/C Switch Unit 9334607

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Dashboard Air Vent Mini R60 R61 1 Outer Dash Heater Left Right Side N/O/S

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Part no. 5Q0816803

Audi A1 8X Volkswagen Golf Mk7 Air Conditioning Compressor A/C Pump 5Q0816803

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Part no. 9459482

Climate Control Panel BMW G20 G21 Z4 G29 Hazard Heater Switch Unit 9459482

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Part no. 8374994

BMW 5 7 Series E38 E39 Heater Valve Additional Water Pump 8374994

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Part no. A2218301316

Mercedes W221 Air Conditioning Coolant Suction Pipe Line Hose A2218301316

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Part no. 1K0815065AG

Webasto VW Volkswagen Touran 2.0 Diesel Auxiliary Pre- Heater 1K0815065AG

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Part no. 8W0820043S

Audi A4 B9 Air Conditioning A/C Control Panel Switch 8W0820043S

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Part no. A0022306211

Mercedes C216 W221 A/C Air Conditioning Compressor Pump A0022306211

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Part no. A0008303702

Air Conditioning Pump Mercedes W166 C217 W222 W292 A/C Compressor A0008303702

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Part no. 6Q0820103D

Audi A1 8X Air Conditioning A/C Heater Evaporator Unit 6Q0820103D

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Part no. 3V0907044CR

Skoda Superb 3V Air Conditioning Climate Control Panel Heater Unit 3V0907044CR

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Part no. 4F0820020A

Audi A6 C6 Heater Blower Motor Fan Unit 4F0820020A

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Part no. A2475000054

Air Conditioning Condenser Mercedes W177 W247 Radiator Air Con A/C A2475000054

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Part no. 8K0819377E

Audi A5 8T Coolant Air Conditioning Pipe A/C Cooling Hose Line Tube 8K0819377E

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Mercedes Sprinter W906 W907 Diesel A/C Radiator Shroud Fan Blower A9065051455

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Part no. 4F0820511B-3

Audi A6 C6 Heater A/C Dashboard Air Vent Flap Actuator 4F0820511B

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Part no. A2118303515

Mercedes W211 A/C Air Condition Line Tube Pipe Hose A2118303515

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Part no. 95B965501AA

VW Volkswagen Passat 3G Touareg CR Golf 5G Radiator Grill Actuator 95B965501AA

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Part no. A2108206210-1

Mercedes SLK R170 W202 C208 W210 Heater Blower Motor Fan Resistor A2108206210

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Part no. 6836650

Air Vent Grille BMW G20 G21 Center Tunel Rear Nozzle Black 6836650

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Part no. 924907582R

Air Conditioning Pipe Renault Trafic 3 Vivaro B Refrigerant Hose Line 924907582R

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Part no. 1K0820808D

Volkswagen Golf MK6 Air Conditioning Compressor Air Con A/C Pump 1K0820808D

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Part no. A2098300123

Mercedes C209 Air Duct Guide Channel Ball Left N/S A2098300123

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Part no. 7561686

BMW X5 E70 Refrigerant Hose Pipe 3.0si N52N Cooling System Line Petrol 7561686

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Part no. 1K0820047JD

Volkswagen VW Golf Mk5 Heater Climate Control A/C Unit Switch Panel 1K0820047JD

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Part no. A0022305111

Air Conditioning Compressor Mercedes W211 Diesel OM646 A/C Pump A0022305111

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Part no. 8T0260805G

Audi A4 S4 B8 A5 S5 8T A/C Air Con Air Condition Compressor Pump 8T0260805G

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Air Conditioning Pipe Mercedes W176 Refrigerant Line Compressor Hose A2468302115

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Audi A4 B8 Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 8K0260701D

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Part no. 6938548

BMW 5 Series E60 E61 Basis Automatic Air Conditioning Control Unit 6938548

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Peugeot 508 5008 2.0 HDI Air Conditioning Compressor Air Con A/C Pump 9671451380

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Ford Fiesta Mk7 Heater Resistor Climate Control 6G9T19E624AE

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BMW F01 F10 F11 Rear Heater Blower Motor Fan Resistor 9216335 Valeo

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BMW X5 Series E53 Heater Duct Rear Right O/S Front 64228402114 8402114

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Mercedes-Benz A-Class W168 Right O/S Air Vent Dashboard A1688300654

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BMW 5 Series E60 E61 LCI Rear Fresh Air Grille Vent Console Beige 9112214

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Air Conditioning Compressor BMW X3 E83 LCI 1.8d 2.0d N47 A/C Pump 9182797

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Heater Mercedes W447 W907 Matrix Booster Additional Auxiliary Heater A4478300861

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Mercedes Vito W639 Air Flap Electric Motor Actuator Heater Blower 0132801332

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Mercedes-Benz S-Class W220 Right O/S Air Duct Plastic Pipe Hose A2208310846

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VW Scirocco Mk3 Skoda Octavia Mk3 Air Con A/C Compressor Pump 5Q0816803F

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Citroen Berlingo Peugeot Partner Air Heater Flap Motor Actuator Denso A21900200

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Audi A6 C6 4F Sun Solar Light Sensor Control Unit 4F0907539B

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BMW X3 Series E83 1 Insert Lateral Bumper Support Bracket Rear Left N/S 3400943

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Blower Resistor Citroen Berlingo Peugeot Partner Heater Radiator Fan 9673999880

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Mercedes W447 OM654 Air Conditioning A/C Pipe Hose Refrigerant Line A4478307700

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BMW 5 Series E60 E61 Rear Fresh Air Grille Braun 6958044

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Part no. 5WA816721

Audi A3 8Y A/C Compressor Pipe Hose Line Tube 5WA816721

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Mercedes W177 M260 Windshield Washer Pipe Refrigerant Hose Line A1778684200

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Part no. 8K0260805J-1

Audi A5 8T 3.0 TDI A/C Air Conditioning Compressor Pump 8K0260805J

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Mercedes W163 270 CDI Air Con Conditioning Cooler Condenser Pipe Hose

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Skoda Yeti 5L A/C Air Con Conditioning Compressor Pump 5N0820803E

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BMW 5 6 Series E60 E61 M5 E63 E64 M6 Air Heater duct right front O/S

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Audi A7 4G8 3.0 TDI CDUC A/C Air Condition Hose Line Tube Pipe 4G0260701L

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Ford Mondeo Mk4 Heater Climate Control Panel 7S7T-18C612-AF

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Air Conditioning Compressor Citroen C3 C4 Berlingo Air Con A/C Pump 6453ZA

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Audi A4 B8 Q5 8R A/C Air Condition Compressor Pump 3.0 TDI CLAB 8T0260805H

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Mini One D R50 W17 Air Conditioning A/C Compressor Pump 6922397

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BMW 5 6 Series 1 E60 M5 E63 M6 Pressure Hose Assy Pipe 7835411

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BMW E65 E66 M57N2 730d Compressor Condenser Pressure Hose 6942886

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Ford Kuga Mk1 A/C Air Con Conditioning Pipe Hose Line 2.0 TDCI AV41-19N602-AF

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Mercedes-Benz S-Class W220 Left N/S Air Vent Dashboard A2208300154

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Volkswagen Crafter MK2 Air Conditioning Hose A/C Pressure Pipe Line 7C0816721K

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BMW G20 G21 Air Conditioning Pipe A/C Coolant Hose Line 9395479

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Part no. A2139054707

Air Conditioning Panel Mercedes W213 C238 Climate Control Switch A2139054707

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Part no. 4M0898037B-2

Audi A4 B9 A5 F5 Q7 4M Heater Matrix Pipe Fitting Clamp Kit X2 4M0898037B

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Mercedes W176 C117 CLA 45 AMG Petrol M133 Air Conditioning Compressor Hose

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Part no. A1698301985

Mercedes-Benz A Class W169 Heater Climate Control Unit Switch Panel A1698301985

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Part no. AV6Q-10K360-AA

Ford Transit Connect Air Conditioning A/C Compressor Bracket AV6Q-10K360-AA

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Part no. 6930571

BMW Z4 E85 E86 Heater Air Conditioning Water Deflector 6930571

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Part no. A2208301185-1

Mercedes C215 W220 Climate A/C Heater Control Unit Switch Panel A2208301185

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Part no. 6932147-1

BMW 7 Series E65 Automatic Air Conditioning Control Panel Switch Unit 6932147

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Part no. 3443987

BMW X3 E83 LCI 3.0sd M57N2 Air Conditioning Pipe Refrigerant Line A/C 3443987

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Part no. 8X0815479B

Audi A1 8X Heater Climate Air Intake Mesh Cover 8X0815479B

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Part no. A2722300756

Air Conditioning Pipe Mercedes W203 W209 M272 Petrol Compressor Pipe A2722300756

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